Finding the Third Proportional to 34,554 and 54,144

Step by Step Solution

1. Step 1: Write the proportion equation
   34,554 : 54,144 = 54,144 : x
2. Step 2: Convert to fraction form
   34,554/54,144 = 54,144/x
3. Step 3: Cross multiply
   34,554x = 54,144 × 54,144
4. Step 4: Simplify right side
   34,554x = 2,931,572,736
5. Step 5: Solve for x
   x = 2,931,572,736/34,554
6. Step 6: Final answer
   x = 84,840.33